.demo {
	font-family: sans-serif;
	border: 1px solid #eee;
	border-radius: 2px;
	padding: 20px 30px;
	margin-top: 1em;
	margin-bottom: 40px;
	user-select: none;
	overflow-x: auto;
}
.blue{
	color: blue;
}
.red{
	color:red;
}
.inline_50{
	display: inline-block;
	width: 50px;
}







